scoreboard players set @a b 1
item replace entity @a container.9 with barrier
item replace entity @a container.10 with barrier
item replace entity @a container.11 with barrier
item replace entity @a container.12 with barrier
item replace entity @a container.13 with barrier
item replace entity @a container.14 with barrier
item replace entity @a container.15 with barrier
item replace entity @a container.16 with barrier
item replace entity @a container.17 with barrier
item replace entity @a container.18 with barrier
item replace entity @a container.19 with barrier
item replace entity @a container.20 with barrier
item replace entity @a container.21 with barrier
item replace entity @a container.22 with barrier
item replace entity @a container.23 with barrier
item replace entity @a container.24 with barrier
item replace entity @a container.25 with barrier
item replace entity @a container.26 with barrier
item replace entity @a container.27 with barrier
item replace entity @a container.28 with barrier
item replace entity @a container.29 with barrier
item replace entity @a container.30 with barrier
item replace entity @a container.31 with barrier
item replace entity @a container.32 with barrier
item replace entity @a container.33 with barrier
item replace entity @a container.34 with barrier
item replace entity @a container.35 with barrier